OpenTechnical

OT-2026-000070878

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, 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-2026-000070878) never changes.

Identity and time

Publication numberOT-2026-000070878 · never reused
Internal UUID01a0ae91-8c2d-7d44-a1f2-4a2e9dab0bf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:52:49.344646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000070878
StatusPUBLIC

Content hashes

Canonical text86a84437da498286c708fdf8bc7cf2c6586e027b578f765e417d9af4cab88ddc
Markdown2dd678d4ea4f9a90aefac2a939b4652ef82779bdbffa210b41a2d4933f9693cc
PDF
Publication pagebb5ea8e7341694209a1febdefea99aee81c86b39181df20487efcd04721ea05e
Manifest3ef019a90ab6d6d71a0b001fd4c03462339b30835b044a3a05aebc50a280a4bb

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
SignatureL/hV9CF373ffLI4dfhmKb/EHp6Dwp+OKAcuXBV70kfBp7vVzZdTrpdNm7nr4F4gJSeIYBEVpCdXqy4x0Pr1RDg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:25:42.122382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070878
observed bb5ea8e7341694209a1febdefea99aee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:42.104508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070878/manifest.json
observed 3ef019a90ab6d6d71a0b001fd4c03462...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:42.088798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070878/publication.md
observed 2dd678d4ea4f9a90aefac2a939b4652e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:25:42.072564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000070878/publication.txt
observed 86a84437da498286c708fdf8bc7cf2c6...
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.