OpenTechnical

OT-2026-000010973

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, supply line 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-2026-000010973) never changes.

Identity and time

Publication numberOT-2026-000010973 · never reused
Internal UUID01a0ae6c-540e-7e65-b60a-3cddb1249c5d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:10.156048Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010973
StatusPUBLIC

Content hashes

Canonical text0fe473d376a9535433f187fc1cd9b4b356a17922c4e61f21946434a09dc65802
Markdowndc5351977d629ddd752c73ea9e4bf8073894e7d55a13b5225388fc45c8d5cbc5
PDF
Publication page6726e9338bb632df2244d44b2577f3cab6ee22c0ee410a68181d86ea43d106df
Manifesta3907894baa803a7e108ca977b39c91827ba580c71987af7f76da2d553768d73

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
SignatureQJCcM9uDR3Nnm0nTu42q/CnEgkTDgi9cG2jSm8WpZ6zMzobRI1Zw8RDwREia9AgUF/lR1tXjYZAcu17IQfyuBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T12:13:46.451542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010973
observed 6726e9338bb632df2244d44b2577f3ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.432082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010973/manifest.json
observed a3907894baa803a7e108ca977b39c918...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.412992ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010973/publication.md
observed dc5351977d629ddd752c73ea9e4bf807...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:46.392981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010973/publication.txt
observed 0fe473d376a9535433f187fc1cd9b4b3...
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.