OpenTechnical

OT-2026-000063799

Publication integrity record

Two cup vacuum gripper, two zone face, single stage ejector, pressure sensor per zone, pulsed blow-off 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-2026-000063799) never changes.

Identity and time

Publication numberOT-2026-000063799 · never reused
Internal UUID01a0ae8c-f947-7f5f-901b-721e81fe2931 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:49.602795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000063799
StatusPUBLIC

Content hashes

Canonical text2ce3051c62bd2a62b1fef07d7bc2823dbe10ab44abe355210eb9f39125f1c547
Markdown1e9a48c5e594a98ce98a0b191d26020e169f8e28ec84854565058d1f939c58f5
PDF
Publication paged5850e57f01243a76d7db29b386a6482a77f67d320c766aa93f514ea6791e689
Manifestf65b5663b137e84637f8aac4e86d6663caa68e106f546a8e6b7efab49e65c040

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
SignatureivpvIO8INvNGKobiQVNWCPeXrasdT8p9OkCYCfOb4TBf9C7FtWMHn1a87MNBWee5osyG/kRvdXWdcNiXCukeBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:40:05.949508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063799
observed d5850e57f01243a76d7db29b386a6482...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.929353ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063799/manifest.json
observed f65b5663b137e84637f8aac4e86d6663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.908614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063799/publication.md
observed 1e9a48c5e594a98ce98a0b191d26020e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:05.887077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063799/publication.txt
observed 2ce3051c62bd2a62b1fef07d7bc2823d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.866400ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063799
observed d5850e57f01243a76d7db29b386a6482...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.846697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063799/manifest.json
observed f65b5663b137e84637f8aac4e86d6663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.827396ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063799/publication.md
observed 1e9a48c5e594a98ce98a0b191d26020e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:28.810441ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000063799/publication.txt
observed 2ce3051c62bd2a62b1fef07d7bc2823d...
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.