OpenTechnical

OT-2026-000044259

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, manifold 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-2026-000044259) never changes.

Identity and time

Publication numberOT-2026-000044259 · never reused
Internal UUID01a0ae7c-39d5-7936-a53c-0fd4a64baa55 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044259
StatusPUBLIC

Content hashes

Canonical text5d73d0d6896ad0b68952022202974212b9e7a3c6e0f4d35275438fe587696442
Markdownde3fe288e01a8a21e363bca5ad62309c3e60019bbbc2f5fc25c5bb680d210f3d
PDF
Publication page37a29dd104e15be400ab8e0b138b655e3c53d85271b675deb5c9dbce2a4b7e46
Manifestd4915e1da62f1d200497ebc9dd7508e50f013227130eba6d2c48cf2fed8e0b0d

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
SignaturekVcdCrKYveeckIKo69tgxDcdXLLVA/ecafhIe+JuSjaUhZASxehBVjE2k5OotZ45bquxaXLi2WQMo4/bGO3aCA==
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

2026-09-17T08:30:08.072182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044259
observed 37a29dd104e15be400ab8e0b138b655e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:08.054632ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044259/manifest.json
observed d4915e1da62f1d200497ebc9dd7508e5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:08.034979ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044259/publication.md
observed de3fe288e01a8a21e363bca5ad62309c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:30:08.010102ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044259/publication.txt
observed 5d73d0d6896ad0b68952022202974212...
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.