OpenTechnical

OT-2026-000052686

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000052686) never changes.

Identity and time

Publication numberOT-2026-000052686 · never reused
Internal UUID01a0ae84-573c-713d-bfe9-9bc4de13bc3d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:38:23.819394Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000052686
StatusPUBLIC

Content hashes

Canonical textee98a0e26b36fe39454aa14cd971fdda0f2090d1aa37e9074eef1d27c1aa3e39
Markdowne64f6009a99cbb7900be0665451239e483e487f31547460a0861c1cd00b049c8
PDF
Publication page3c4f94c0d2c171d777e5d5f3192884020ebbd261f5897db617d72c4f3ea791c7
Manifestfa78e3317db9a0ea7f43830af732bc07b784e468a91ea1d9f157c1fb7ab3c16c

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
SignatureaV/lSV3QZZYSQpZZgljAAna/5SaDVmswe4hAJvDK+OOJeu3x6oGD4gZyI2CmkzDbQyUZo/Nb6Luv5ZDxxNtbCA==
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

2026-09-17T10:57:22.977779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052686
observed 3c4f94c0d2c171d777e5d5f319288402...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.961131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052686/manifest.json
observed fa78e3317db9a0ea7f43830af732bc07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.945282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052686/publication.md
observed e64f6009a99cbb7900be0665451239e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:57:22.927896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000052686/publication.txt
observed ee98a0e26b36fe39454aa14cd971fdda...
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.