OpenTechnical

OT-2026-000104503

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, pulsed blow-off after 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-2026-000104503) never changes.

Identity and time

Publication numberOT-2026-000104503 · never reused
Internal UUID01a0aea5-3422-7a8a-9b76-90d29490ce7b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104503
StatusPUBLIC

Content hashes

Canonical text850faa09bf4f1ece1c00430ac905430cbad41a398d50487ff655d698d7bc4bce
Markdown317a24eb896dbdd5c91b8c2ec389af6a6c04c3c4b70de7b05a4acb741ec1197f
PDF
Publication page9537b8fa7ca659b00913366cb30edebe59ec9707bb8db668d4e99cccbaa61e4a
Manifestd0b232a8122675bae8f13b157406068b8a0ac4d4b4ce947fccbd278c2931e7a6

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
SignaturevoRkbeq+zTgYtF0leCLRdS65fb/dYfkCXuILnmMPFkuFsdWpoKoOVbwMxwoOPXzPc7bFmR2P+t/QMMoz6VIXAA==
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

2026-09-17T09:21:47.652882ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104503
observed 9537b8fa7ca659b00913366cb30edebe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:47.636456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104503/manifest.json
observed d0b232a8122675bae8f13b157406068b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:47.615057ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104503/publication.md
observed 317a24eb896dbdd5c91b8c2ec389af6a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:47.597625ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104503/publication.txt
observed 850faa09bf4f1ece1c00430ac905430c...
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.