OpenTechnical

OT-2026-000057374

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, vented before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057374) never changes.

Identity and time

Publication numberOT-2026-000057374 · never reused
Internal UUID01a0ae87-d5bd-79ef-ae2c-b70c891fcd49 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057374
StatusPUBLIC

Content hashes

Canonical text4e0c5d18fd3540d042defb23fc2eabf6ee20d5e351c291ca224b8527945f4567
Markdowne6b48599c20320d96a41a975341e49c350f8303faf5a10fde9a95aa42aac212a
PDF
Publication page3d10f74057dc63b46933cbad2b402067bcb66336c4368facd10dda2186249c1a
Manifest37d76f606b35b5d0a8c9513372609a24c8497a33f23a0614daac309e67edb523

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureUz6Ej8yjTCwyGhJMvdq9kZOAWqoBIjy29bhl4KKSe5LqrAEWcj7GAJbqK1xOe6XVI0/vdcnc3D+jNYGuYbpaCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:30.283435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057374
observed 3d10f74057dc63b46933cbad2b402067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.265414ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057374/manifest.json
observed 37d76f606b35b5d0a8c9513372609a24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.248718ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057374/publication.md
observed e6b48599c20320d96a41a975341e49c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:30.229868ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057374/publication.txt
observed 4e0c5d18fd3540d042defb23fc2eabf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.406186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057374
observed 3d10f74057dc63b46933cbad2b402067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.388360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057374/manifest.json
observed 37d76f606b35b5d0a8c9513372609a24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.369098ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057374/publication.md
observed e6b48599c20320d96a41a975341e49c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:39.351683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057374/publication.txt
observed 4e0c5d18fd3540d042defb23fc2eabf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.