OpenTechnical

OT-2026-000055538

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three 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-2026-000055538) never changes.

Identity and time

Publication numberOT-2026-000055538 · never reused
Internal UUID01a0ae86-a102-7020-a8db-7e0e0ab99c17 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055538
StatusPUBLIC

Content hashes

Canonical text3b1ee78f6c540e91cbc5efdd54666fd76029f8e3fe043df3c825d4519844010b
Markdown485d774ce2d75282b74e5b41b3143fefa6a1f4a92d2200d1e746429d736861b9
PDF
Publication page456fcb6b03988af8c8caac520b53f8f0ea8de91ab48406928feae343a0de7f86
Manifest66456c148b7996f98a07ef9751a7ac42b49758f70e38cb2c5b309bd46b550ef6

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
SignatureYP4CkFQxyvNMXkADeF7f9yXiRCLOd8xb3UD4bL2pBJu8OmoPVJB4bs7zK1M8wzqqEMA1d9SK/v1KzKK0eleXBw==
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

2026-09-17T10:52:45.253369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055538
observed 456fcb6b03988af8c8caac520b53f8f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:45.237567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055538/manifest.json
observed 66456c148b7996f98a07ef9751a7ac42...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:45.220357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055538/publication.md
observed 485d774ce2d75282b74e5b41b3143fef...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:45.197022ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055538/publication.txt
observed 3b1ee78f6c540e91cbc5efdd54666fd7...
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.