OpenTechnical

OT-2026-000059114

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line pressure sensor, vented 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-2026-000059114) never changes.

Identity and time

Publication numberOT-2026-000059114 · never reused
Internal UUID01a0ae89-8611-7a2b-9dfe-235bc10469d8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059114
StatusPUBLIC

Content hashes

Canonical textf54e7d94ad82c0407dbde6638d859c69128e44a6d82472aea4724dcf708bd62c
Markdown51e782f074e0cfe945cf39d7db9dd4da2efd2c7957760423020a2c975b5d7969
PDF
Publication pageb2a1622b21b388f391f0520c80269e3665b05c29817a53b7a88bc7c4879c2102
Manifestf84ffbcbde4638f28c14ccfb29ce326ad5833af6a4ae077b263776ba02104fa6

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
SignatureQnku5ip7FpVmnzgX73FmdQebPMmA+rHp4bb+QKpfi2ulWEBhkUWli7dfSaLogVy1NkzyjEhQJi7A1UOGRVQ0Bw==
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...

Independent retrieval

2026-09-17T10:44:57.310812ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059114
observed b2a1622b21b388f391f0520c80269e36...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:57.293513ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059114/manifest.json
observed f84ffbcbde4638f28c14ccfb29ce326a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:57.274788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059114/publication.md
observed 51e782f074e0cfe945cf39d7db9dd4da...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:57.256101ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059114/publication.txt
observed f54e7d94ad82c0407dbde6638d859c69...
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.