OpenTechnical

OT-2026-000036127

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000036127) never changes.

Identity and time

Publication numberOT-2026-000036127 · never reused
Internal UUID01a0ae77-01ce-7c37-88fa-6d68bb3e6526 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036127
StatusPUBLIC

Content hashes

Canonical textd9a1c40098a5d5f114502584a558c3f1fe110666fd2db69087014b87b292ec74
Markdownf57e0093c24180f685e23b2cd9e55d329d047173933d15a054482dbbde55e963
PDF
Publication page4dfa5a1917886ea62798e5d3bcd3233cdc3f5eae35868b8be902a6bedadd04b7
Manifest6b1d153764455c40a0fb07c3b44724528066862ac9e55b37b0af6d241694be62

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
SignatureXI/6LIvGhrfKXMuLrIriHinEP58gFxWBy1c0emuOTw2iZt7kWuYhJfTWOF/pjqJJhOpebIVDgIT0+LBgMMb0AA==
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

2026-09-17T11:26:19.482767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036127
observed 4dfa5a1917886ea62798e5d3bcd3233c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:19.466034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036127/manifest.json
observed 6b1d153764455c40a0fb07c3b4472452...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:19.449040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036127/publication.md
observed f57e0093c24180f685e23b2cd9e55d32...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:19.433697ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036127/publication.txt
observed d9a1c40098a5d5f114502584a558c3f1...
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.