OpenTechnical

OT-2026-000055362

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000055362) never changes.

Identity and time

Publication numberOT-2026-000055362 · never reused
Internal UUID01a0ae86-a101-7d03-a701-af4610c94815 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055362
StatusPUBLIC

Content hashes

Canonical textbc3a2b12152440683e9a9a524bbcc2d9e957ec626436ccead6504ef03fa1368b
Markdownf8c81c82d69f07424b6d5f427808026e92258f8f6d7c9d0c79397b153e39713d
PDF
Publication pageb3fff02f6f2cddbf2c46dd3c1db5cb9e061ed30d5665bf692869ea202fe1ee5c
Manifestf6e1f919759fe8642f4312561a4df5f6a71b3cb4b97ed327f08683df92e87a21

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
SignaturemgjKLbVYqbKzjp5Qv89gmud+pgt/Uf+25G5LsukKyicvqqat+bEZ94mPvL/ODdPdCeo63lptKWLoOMy95FOtDA==
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

2026-09-17T10:51:59.458791ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055362
observed b3fff02f6f2cddbf2c46dd3c1db5cb9e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.441048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055362/manifest.json
observed f6e1f919759fe8642f4312561a4df5f6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.423836ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055362/publication.md
observed f8c81c82d69f07424b6d5f427808026e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:59.406919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055362/publication.txt
observed bc3a2b12152440683e9a9a524bbcc2d9...
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.