OpenTechnical

OT-2026-000056098

Publication integrity record

Foam pad vacuum gripper, two stage ejector, supply line pressure sensor, vented before set-down

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-2026-000056098) never changes.

Identity and time

Publication numberOT-2026-000056098 · never reused
Internal UUID01a0ae87-0a4b-7633-b6f3-5021c08edd48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:20.734835Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056098
StatusPUBLIC

Content hashes

Canonical text212d8549b7ab6a7d15fd713cf47aa2380dfd880e5565725631faf95be1b6a695
Markdown97e1ce6153d2007fe250d32f9dfb2ce0361efa3f463663cdac703634e08c0685
PDF
Publication page9e2dae3eb9d8004d1ac6ba365d83f9c3cbb012bb3ce3de3c88f4dc5e63a30511
Manifest438c50b822802f232f18d6f251fff60f58e2138d5eaca15be549cfcac8e2cfa9

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
SignatureFqQzfo8qQsprl4CdudwxyQLcOyLAvpJ7bmIJYMtSI3iD9qWpIxM6IIjkZeD/cxUYpVKGafryiTqiidqsq2ZOBA==
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

2026-09-17T10:51:38.232537ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056098
observed 9e2dae3eb9d8004d1ac6ba365d83f9c3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:38.214717ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056098/manifest.json
observed 438c50b822802f232f18d6f251fff60f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:38.195813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056098/publication.md
observed 97e1ce6153d2007fe250d32f9dfb2ce0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:38.177926ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056098/publication.txt
observed 212d8549b7ab6a7d15fd713cf47aa238...
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.