OpenTechnical

OT-2026-000053433

Publication integrity record

Single cup 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-2026-000053433) never changes.

Identity and time

Publication numberOT-2026-000053433 · never reused
Internal UUID01a0ae85-0a90-7bd6-9f63-84e079dc08d2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053433
StatusPUBLIC

Content hashes

Canonical text6e3a706a12562836673d921c116edb4b5e09b7456ed3ffc87552d5dcd46f9329
Markdown714ec577b510468b80d97290d4fde57cae34e2a0fe40f1685bc7cf9d345de570
PDF
Publication pagebf0744d9085056d965652dbf8e80fbd822df124044db9984a042bf4d2e2d4b8c
Manifest2edfe6d9e5d4aea9432963243a8b69a95902c3e68a65310a0a04482222428b2d

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
SignatureJrCcV+TzqQfs1LiPFVDByYamoGB3/zK01ScIMCSOE5MSF5kPA8zOd2Whfd1zZq1QyMXTp2gRUOfPEAuVhfEsAA==
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

2026-09-17T10:55:10.330896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053433
observed bf0744d9085056d965652dbf8e80fbd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:10.312733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053433/manifest.json
observed 2edfe6d9e5d4aea9432963243a8b69a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:10.292214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053433/publication.md
observed 714ec577b510468b80d97290d4fde57c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:10.272924ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053433/publication.txt
observed 6e3a706a12562836673d921c116edb4b...
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.