OpenTechnical

OT-2026-000011461

Publication integrity record

Single cup vacuum gripper, common isolation valve, single stage ejector, supply line pressure sensor, vented after 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-2026-000011461) never changes.

Identity and time

Publication numberOT-2026-000011461 · never reused
Internal UUID01a0ae6c-88ff-712d-ab29-55e1d1e2b799 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:12:23.703080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000011461
StatusPUBLIC

Content hashes

Canonical text133fc62f99808ab23781bbe53d16b4221f1a30318266e838ceb0bff347b8a2cd
Markdown1a0cd8564f152429ce495e291c5260702607384dd3c40ec6318bad0b7e9de0d1
PDF
Publication page935bbea3fc475faf0ad41f6ee8c5d5325bd841a14ded59c0ddb5f29a4f706f05
Manifest86f6a93368d5f83663e33c91f6171b437da08eea8682356966d2090df706ddf3

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
SignatureeRkrihgaZfwoc02Za+ZaQoX4VHO+4GphtdddtyZtATbLF4K/BatIuu8Gw22+CpPi46ldaI0YaLZ5lYICheAdAw==
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

2026-09-17T12:13:13.590688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011461
observed 935bbea3fc475faf0ad41f6ee8c5d532...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:13.572422ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011461/manifest.json
observed 86f6a93368d5f83663e33c91f6171b43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:13.555342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011461/publication.md
observed 1a0cd8564f152429ce495e291c526070...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:13:13.537148ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000011461/publication.txt
observed 133fc62f99808ab23781bbe53d16b422...
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.