OpenTechnical

OT-2026-000101086

Publication integrity record

Foam pad vacuum gripper, three zone face, four outlet manifold, pump fed, pressure sensor per zone, sustained 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-2026-000101086) never changes.

Identity and time

Publication numberOT-2026-000101086 · never reused
Internal UUID01a0aea3-c377-785e-afa4-2c82b75f8446 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101086
StatusPUBLIC

Content hashes

Canonical text798dd7f36c65012af94641906f0054e98d5e589a1c69fdbac7d78d0a7c96ba29
Markdownc587a369040ba9187accd0ee8f7adbe63ae79a5a4e9932fb4d7d12741b9dd29f
PDF
Publication page2b5338f55d4ab9f022e25b518ce6b2d4d68446993fceded9efa8491b7b458c37
Manifest716486589ee99764f8c9fe39df0bedbc2b8e1e92d5e05b3cb17fa819450091ad

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
SignaturesifqAmKayBHOIr3+DxvSddp3X9Gqeb0f7VyZ0QkwuXRNV1KYc6dIcpNtllRhLEivb/Dcq709BPIwzfcinF8FCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:42.486991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101086
observed 2b5338f55d4ab9f022e25b518ce6b2d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:42.468322ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101086/manifest.json
observed 716486589ee99764f8c9fe39df0bedbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:42.451232ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101086/publication.md
observed c587a369040ba9187accd0ee8f7adbe6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:42.431443ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101086/publication.txt
observed 798dd7f36c65012af94641906f0054e9...
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.