OpenTechnical

OT-2026-000057015

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, 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-2026-000057015) never changes.

Identity and time

Publication numberOT-2026-000057015 · never reused
Internal UUID01a0ae87-d5b5-7001-bc22-cca583bd65c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057015
StatusPUBLIC

Content hashes

Canonical text4052a4cbee89e1986b16c97bb7dd7b251a2580a6d928afdc074c155719408c4a
Markdown17c86e80e600947bcf7fe10f603ce09fb1ee985fbf7bc50dd593bc18dbbb2d86
PDF
Publication page9b9022cf12427acf35aad9381fdffadb29c3d967df51d0e3ed8b67bbed113911
Manifest9d4e45609840a8b11be9f17a5049a4f304b49135097747e82c8ec045c3e2557d

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
SignatureIUS+GjdHzTiF573KL7fYmzOOkXfxVQrmAkjdsPQWrGOIvBtvE9gOPHRrGI3o9PnuF+KVijECB1DtVrnrZizkBw==
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

2026-09-17T10:48:29.437175ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057015
observed 9b9022cf12427acf35aad9381fdffadb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:29.419998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057015/manifest.json
observed 9d4e45609840a8b11be9f17a5049a4f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:29.402061ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057015/publication.md
observed 17c86e80e600947bcf7fe10f603ce09f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:29.383395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057015/publication.txt
observed 4052a4cbee89e1986b16c97bb7dd7b25...
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.