OpenTechnical

OT-2026-000037903

Publication integrity record

Foam pad vacuum gripper, two 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-2026-000037903) never changes.

Identity and time

Publication numberOT-2026-000037903 · never reused
Internal UUID01a0ae77-f88a-7b93-a0b4-1835a719d84c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037903
StatusPUBLIC

Content hashes

Canonical textea34ab7552cd143a3b45feddd25f9800834f07cb1868c98d8a29ea2043fb823c
Markdownd6053b67211f83be7b04b5742d89ab9a1d8cfadae0e8400f23357e1e6290a2c9
PDF
Publication page3f0084aabe6b32aaee034f81ce3632611986729c22b8f4af10dabc30dc4aa6fd
Manifeste0446eb40c7df0547528307993066ac1a1c2fdc15f6e4cabbd0b96ab8015a267

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
SignatureSBtB/WQFwU7ljepN31aNlRABMYYpzgJclMCm6Ja3jG3sEjK8x7T80C9xQE5Kdkjt/NjgO4fVJ1FPiAsbOepKBQ==
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

2026-09-17T11:23:10.319206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037903
observed 3f0084aabe6b32aaee034f81ce363261...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:10.302564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037903/manifest.json
observed e0446eb40c7df0547528307993066ac1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:10.285323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037903/publication.md
observed d6053b67211f83be7b04b5742d89ab9a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:10.265617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037903/publication.txt
observed ea34ab7552cd143a3b45feddd25f9800...
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.